A potentiometer having a wire 10 m long stretched on it is

Last updated: 6/14/2023

A potentiometer having a wire 10 m long stretched on it is connected to a battery having a steady voltage A cell gives a null deflection point at 700 cm If the length of potentiometer wire is increased by 2 m then the new position of null point will be 740 cm 800 cm 950 cm 840 cm